她走过时有一股浓烈的香水味。As she went past there was a gust of strong perfume.昨天从拉斯维加斯到圣迭戈都感觉到了这几股冲击波。The shock waves yesterday were felt from Las Vegas to San Diego.树林上空飘浮着一股烟。There was a drift of smoke above the trees....
Finally, we need some means of igniting the mixture in the top of the cylinder.最后我们需用一些装置点燃汽缸顶部的混合气体.The ortho cone helicoid was used interrsect intercept by the ortho cone helicoid and the cylinder.正圆锥螺旋面是正圆柱螺旋面被同轴正圆锥面截...
It is a suspension bridge that is the nonesuch of beauty and utility.这是一座成为美观和实用典范的吊桥。The Nonesuch could be considered the oldest actively expelling oil source bed.农萨奇页岩可能是最古老的还在排油的烃源岩....